1; RUN: llc -mtriple=s390x-linux-gnu -disable-fp-elim < %s | FileCheck %s 2; RUN: llc -mtriple=s390x-linux-gnu -disable-fp-elim -filetype=obj < %s \ 3; RUN: | llvm-dwarfdump -v -debug-info - | FileCheck --check-prefix=DEBUG %s 4; 5; This is a regression test making sure the location of variables is correct in 6; debugging information, even if they're addressed via the frame pointer. 7; Originally a copy of the AArch64 test, commandeered for SystemZ. 8; 9; First make sure main_arr is where we expect it: %r11 + 164 10; 11; CHECK: main: 12; CHECK: aghi %r15, -568 13; CHECK: la %r2, 164(%r11) 14; CHECK: brasl %r14, populate_array@PLT 15 16; DEBUG: DW_TAG_variable 17; DEBUG-NOT: DW_TAG 18; DEBUG: DW_AT_location {{.*}}(DW_OP_fbreg +164) 19; DEBUG-NOT: DW_TAG 20; DEBUG: DW_AT_name {{.*}} "main_arr" 21 22 23@.str = private unnamed_addr constant [13 x i8] c"Total is %d\0A\00", align 2 24 25declare void @populate_array(i32*, i32) nounwind 26 27declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone 28 29declare i32 @sum_array(i32*, i32) nounwind 30 31define i32 @main() nounwind !dbg !14 { 32entry: 33 %retval = alloca i32, align 4 34 %main_arr = alloca [100 x i32], align 4 35 %val = alloca i32, align 4 36 store volatile i32 0, i32* %retval 37 call void @llvm.dbg.declare(metadata [100 x i32]* %main_arr, metadata !17, metadata !DIExpression()), !dbg !22 38 call void @llvm.dbg.declare(metadata i32* %val, metadata !23, metadata !DIExpression()), !dbg !24 39 %arraydecay = getelementptr inbounds [100 x i32], [100 x i32]* %main_arr, i32 0, i32 0, !dbg !25 40 call void @populate_array(i32* %arraydecay, i32 100), !dbg !25 41 %arraydecay1 = getelementptr inbounds [100 x i32], [100 x i32]* %main_arr, i32 0, i32 0, !dbg !26 42 %call = call i32 @sum_array(i32* %arraydecay1, i32 100), !dbg !26 43 store i32 %call, i32* %val, align 4, !dbg !26 44 %0 = load i32, i32* %val, align 4, !dbg !27 45 %call2 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i32 0, i32 0), i32 %0), !dbg !27 46 ret i32 0, !dbg !28 47} 48 49declare i32 @printf(i8*, ...) 50 51!llvm.dbg.cu = !{!0} 52!llvm.module.flags = !{!30} 53 54!0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.2 ", isOptimized: false, emissionKind: FullDebug, file: !29, enums: !1, retainedTypes: !1, globals: !1, imports: !1) 55!1 = !{} 56!5 = distinct !DISubprogram(name: "populate_array", line: 4, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 4, file: !29, scope: !6, type: !7, retainedNodes: !1) 57!6 = !DIFile(filename: "simple.c", directory: "/home/timnor01/a64-trunk/build") 58!7 = !DISubroutineType(types: !8) 59!8 = !{null, !9, !10} 60!9 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: !10) 61!10 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed) 62!11 = distinct !DISubprogram(name: "sum_array", line: 9, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 9, file: !29, scope: !6, type: !12, retainedNodes: !1) 63!12 = !DISubroutineType(types: !13) 64!13 = !{!10, !9, !10} 65!14 = distinct !DISubprogram(name: "main", line: 18, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 18, file: !29, scope: !6, type: !15, retainedNodes: !1) 66!15 = !DISubroutineType(types: !16) 67!16 = !{!10} 68!17 = !DILocalVariable(name: "main_arr", line: 19, scope: !18, file: !6, type: !19) 69!18 = distinct !DILexicalBlock(line: 18, column: 16, file: !29, scope: !14) 70!19 = !DICompositeType(tag: DW_TAG_array_type, size: 3200, align: 32, baseType: !10, elements: !{!20}) 71!20 = !DISubrange(count: 99) 72!22 = !DILocation(line: 19, column: 7, scope: !18) 73!23 = !DILocalVariable(name: "val", line: 20, scope: !18, file: !6, type: !10) 74!24 = !DILocation(line: 20, column: 7, scope: !18) 75!25 = !DILocation(line: 22, column: 3, scope: !18) 76!26 = !DILocation(line: 23, column: 9, scope: !18) 77!27 = !DILocation(line: 24, column: 3, scope: !18) 78!28 = !DILocation(line: 26, column: 3, scope: !18) 79!29 = !DIFile(filename: "simple.c", directory: "/home/timnor01/a64-trunk/build") 80!30 = !{i32 1, !"Debug Info Version", i32 3} 81